The First Descendant

Defense Master Module (Impact Rounds)

Please note that the First Descendant Team has stopped covering the game as of October 2024. Information on certain pages may not be up-to-date.

Defense Master is a Impact Rounds module in The First Descendant. Read on to learn how to get Defense Master, its effects, and more!

How to Get Defense Master

Kingston - Abandoned Magister Lab Target Vulgus
Kingston (Normal) - Vulgus Occupied Buildings Mission Monster
Sterile Land (Hard) - Kuiper Refinery Complete
Sterile Land (Hard) - The Forgottense Mission Monster
Sterile Land (Hard) - Unknown Laboratory Mission Monster
Sterile Land (Normal) - Anticipated Ambush Point Mission Monster
Sterile Land (Normal) - Biological Research Facility Mission Monster
Sterile Land (Normal) - Classified Area: Vulgus Strategic Outpost Mission Monster
Sterile Land (Normal) - Deception Transmitter Mission Monster
Sterile Land (Normal) - Defense Garrison Rally Point Mission Monster
Sterile Land (Normal) - External Reactor Mission Monster
Sterile Land (Normal) - High-Powered Jammer Mission Monster
Sterile Land (Normal) - Kuiper Refinery Complete
Sterile Land (Normal) - Kuiper Refinery Mission Monster
Sterile Land (Normal) - Kuiper Storage Tank Mission Monster
Sterile Land (Normal) - Large Nuclear Reactor Mission Monster
Sterile Land (Normal) - Logistics Facility Mission Monster
Sterile Land (Normal) - Rockfall: Vulgus Strategic Outpost Mission Monster
Sterile Land (Normal) - The Barracks Mission Monster
Sterile Land (Normal) - The Base’s Power Grid Mission Monster
Sterile Land (Normal) - The Forgottense Mission Monster
Sterile Land (Normal) - The Repository: Vulgus Strategic Outpost Mission Monster
Sterile Land (Normal) - Unknown Laboratory Mission Monster
Sterile Land (Normal) - Void Fusion Reactor - Sterile Land Restricted Zone Mission Monster
Sterile Land (Normal) - Weapon Processing Facility Mission Monster
Sterile Land (Normal) - Weapons Engineering Facility Mission Monster
White-night Gulch (Hard) - Bio-Lab Mission Monster
White-night Gulch (Hard) - Mystery's End Mission Monster
White-night Gulch (Hard) - Shipment Base: Vulgus Strategic Outpost Mission Monster
White-night Gulch (Hard) - Water-cooling Recording Device Complete
White-night Gulch (Normal) - Altar Mission Monster
White-night Gulch (Normal) - Bio-Lab Mission Monster
White-night Gulch (Normal) - Border Line of Truth Mission Monster
White-night Gulch (Normal) - Cave Rally Point Mission Monster
White-night Gulch (Normal) - Decoy Operation Zone Mission Monster
White-night Gulch (Normal) - Deployment Area of the Order’s Forces Mission Monster
White-night Gulch (Normal) - Eye of Truth Mission Monster
White-night Gulch (Normal) - Forgotten Comms Device Mission Monster
White-night Gulch (Normal) - Fortress Control Facility Mission Monster
White-night Gulch (Normal) - Fortress Courtyard Mission Monster
White-night Gulch (Normal) - Fortress Outskirts Mission Monster
White-night Gulch (Normal) - Hatchery: Vulgus Strategic Outpost Mission Monster
White-night Gulch (Normal) - Lower Hatchery Mission Monster
White-night Gulch (Normal) - Mystery's End Mission Monster
White-night Gulch (Normal) - Order Supply Warehouse Mission Monster
White-night Gulch (Normal) - Order's Patrol Beat Mission Monster
White-night Gulch (Normal) - Order's Veil Mission Monster
White-night Gulch (Normal) - The Mountaintops: Vulgus Strategic Outpost Mission Monster
White-night Gulch (Normal) - Triumphal Arch Mission Monster
White-night Gulch (Normal) - Upper Hatchery Mission Monster
White-night Gulch (Normal) - Void Fusion Reactor - White-night Gulch Hatchery Mission Monster
White-night Gulch (Normal) - Void Fusion Reactor - White-night Gulch Mountaintops Mission Monster
White-night Gulch (Normal) - Void Fusion Reactor - White-night Gulch Observatory Mission Monster
White-night Gulch (Normal) - Water-cooling Recording Device Complete
White-night Gulch (Normal) - Water-cooling Recording Device Mission Monster
Legend
Mission Monster - Any of the enemies encountered in the mission can drop the module.
Complete - The module can be received after completing the mission.
Amorphous Material Pattern: XXX Required - Choose the Amorphous Material Pattern after defeating the Colossi in an Intercept Battle.
Descendant Required - Open the Encrypted Vault using the required descendant.
Intercept Battle - Defeat the indicated Void Intercept Boss.

Defense Master Basic Info & Effects

Defense Master Basic Info
The First Descendant - Defense Master.png Defense Master Capacity 6
Socket Rutile
Class
The First Descendant - Impact Rounds Icon.png Impact Rounds
Effects
When defeating an enemy, DEF +X% for Xs (Cooldown Xs)

Details Per Level

Lvl Effect Capacity Kuiper Shard Gold
0 When defeating an enemy, DEF +128.3% for 10s (Cooldown 25s) 6 - -
1 When defeating an enemy, DEF +128.3% for 10s (Cooldown 24s) 7 900 9000
2 When defeating an enemy, DEF +128.3% for 10s (Cooldown 23s) 8 2700 27000
3 When defeating an enemy, DEF +128.3% for 10s (Cooldown 22s) 9 6000 60000
4 When defeating an enemy, DEF +128.3% for 10s (Cooldown 21s) 10 12000 120000
5 When defeating an enemy, DEF +128.3% for 10s (Cooldown 20s) 11 22000 220000
6 When defeating an enemy, DEF +128.3% for 10s (Cooldown 19s) 12 39300 393000
7 When defeating an enemy, DEF +128.3% for 10s (Cooldown 18s) 13 67800 678000
8 When defeating an enemy, DEF +128.3% for 10s (Cooldown 17s) 14 114300 1143000
9 When defeating an enemy, DEF +128.3% for 10s (Cooldown 16s) 15 189300 1893000
10 When defeating an enemy, DEF +128.3% for 10s (Cooldown 15s) 16 309300 3093000

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